2574454- UI Theme Designer shows a Preview Version Mismatch error

Symptom

You are using the UI Theme Designer on the Enterprise Portal and have already activated the Fiori 2.0/SAPUI5 1.44 mode (KBA 2486524)

When you try to edit any of the SAPUI5 controls, or the Fiori Framework Page you receive an error similar to the below:"Preview Version MismatchThe minor version of SAPUI5 used in your current preview application (1.38.XX) does not match the minor version of SAPUI5 used in the theme repository (1.44.XX).This will most likely cause rendering issues in the UI theme designer.Please adjust either the SAPUI5 version of your application or the used theme repository."

This error will show when either editing existing theme, or creation of a new theme